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View original file View changed file SpecWindow/specWin.py 0 → 100644 +443 −0 Original line number Diff line number Diff line from multiprocessing.managers import BaseManager from posixpath import basename import sys from PyQt5.QtWidgets import QMainWindow, QTextEdit, QAction, QFileDialog, QApplication, QPushButton, QLineEdit, QLabel, QComboBox, QCheckBox, QGridLayout from PyQt5 import QtWidgets, QtCore from PyQt5.QtGui import QIcon from PyQt5.QtCore import Qt #class Example from SpecGen.SpecGenerator import SpecGenerator from SpecGen.Config import Config from astropy.io import fits from astropy.table import Table import galsim from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas from matplotlib.figure import Figure from matplotlib.lines import Line2D import matplotlib import numpy as np from pylab import * class Figure_Canvas(FigureCanvas): """ 创建画板类 """ def __init__(self, width=3.2, height=2.7): self.fig = Figure(figsize=(width, height), dpi=70) super(Figure_Canvas, self).__init__(self.fig) def add_line(self, x_data, y_data, x2_data, y2_data, specImg, grating): self.fig.clear() self.ax = self.fig.add_subplot(211) self.line = Line2D(x_data, y_data) self.ax.grid(True) self.ax.set_title('1-d Spec') self.ax.set_xlabel('Wavelength($\AA$)') self.ax.set_ylabel('F$\lambda$(erg/s/cm$^2$/$\AA$)') self.line.set_color('blue') # ------------------------------------------------------# self.ax.add_line(self.line) self.line2 = Line2D(x2_data, y2_data) self.ax.add_line(self.line2) self.line2.set_color('red') self.ax.legend([self.line, self.line2], ['Sim Spec', 'Orig Spec']) if grating == 'GU': self.ax.set_xlim(2400, 4200) elif grating == 'GV': self.ax.set_xlim(3800, 6400) elif grating == 'GI': self.ax.set_xlim(6000, 10200) # self.ax.set_xlim(np.min(x_data), np.max(x_data)) self.ax.set_ylim(np.min([np.min(y_data),np.min(y2_data)]), np.max([np.max(y_data), np.max(y2_data)])) self.ax1 = self.fig.add_subplot(212) import matplotlib.colors as colors self.ax1.imshow(specImg, norm = colors.LogNorm()) self.ax1.set_title('Sim Slitless Spec Img') class Example(QMainWindow): def __init__(self): super().__init__() self.InitUI() def InitUI(self): # self.textEdit = QTextEdit() # self.setCentralWidget(self.textEdit) # self.statusBar() # openFile = QAction(QIcon('open.png'), 'Open', self) # openFile.setShortcut('Ctrl+O') # openFile.setStatusTip('Open new File') # openFile.triggered.connect(self.showDialog) # menubar = self.menuBar() # fileMenu = menubar.addMenu('&File') # fileMenu.addAction(openFile) # self.lbl0 = QLabel(self) self.lbl0.move(20, 20) self.lbl0.setText('Input spec file') self.btn = QPushButton("spec file", self) self.btn.move(120, 20) self.btn.clicked.connect(self.showDialog1) # self.textEdit1 = QTextEdit() # self.setCentralWidget(self.textEdit1) # self.textEdit1.move(20,50) self.lbl1 = QLabel(self) self.lbl1.move(220, 20) # self.btn = QPushButton("config file", self) # self.btn.move(20, 50) # self.btn.clicked.connect(self.showDialog2) self.lbl2 = QLabel(self) self.lbl2.setText('Grating') self.lbl2.move(20, 50) # self.lbl = QLabel("Ubuntu", self) self.gratingCombo = QComboBox(self) self.gratingCombo.addItem("GI") self.gratingCombo.addItem("GV") self.gratingCombo.addItem("GU") self.gratingCombo.move(120,50) self.gratingCombo.activated[str].connect(self.onActivated) self.lbl2 = QLabel(self) self.lbl2.move(150, 50) self.lbl3 = QLabel(self) self.lbl3.move(20, 80) self.lbl3.setText('Beam Order') self.lbl3.adjustSize() self.beamCombo = QComboBox(self) self.beamCombo.addItem("A") self.beamCombo.addItem("B") self.beamCombo.addItem("C") self.beamCombo.addItem("D") self.beamCombo.addItem("E") self.beamCombo.move(120,80) self.beamCombo.activated[str].connect(self.onActivated) self.lbl_line = QLabel(self) self.lbl_line.move(20, 110) self.lbl_line.setText('--------------CCD Information--------------') self.lbl_line.adjustSize() self.lbl4 = QLabel(self) self.lbl4.move(20, 140) self.lbl4.setText('PSF(FWHM,")') self.lbl4.adjustSize() self.psfText = QLineEdit(self) self.psfText.move(150,140) self.psfText.setText('0.39') # self.lbl41 = QLabel(self) # self.lbl41.move(230, 140) # self.lbl41.setText('arcsec') # self.lbl41.adjustSize() self.lbl5 = QLabel(self) self.lbl5.move(20, 170) self.lbl5.setText('Readout(e-/pixel)') self.lbl5.adjustSize() self.rdText = QLineEdit(self) self.rdText.move(150,170) self.rdText.setText('5.0') self.lbl6 = QLabel(self) self.lbl6.move(20, 200) self.lbl6.setText('Dark(e-/s/pixel)') self.lbl6.adjustSize() self.dkText = QLineEdit(self) self.dkText.move(150,200) self.dkText.setText('0.02') self.lbl7 = QLabel(self) self.lbl7.move(20, 230) self.lbl7.setText('Pixel size("/pixel)') self.lbl7.adjustSize() self.psText = QLineEdit(self) self.psText.move(150,230) self.psText.setText('0.074') self.lbl_line1 = QLabel(self) self.lbl_line1.move(20, 260) self.lbl_line1.setText('--------------Other Information--------------') self.lbl_line1.adjustSize() self.lbl8 = QLabel(self) self.lbl8.move(20, 290) self.lbl8.setText('Sky background(e-/s/pixel)') self.lbl8.adjustSize() self.sbText = QLineEdit(self) self.sbText.move(200,290) self.sbText.setText('0.3') self.lbl9 = QLabel(self) self.lbl9.move(20, 320) self.lbl9.setText('Exposure Time(s/frame)') self.lbl9.adjustSize() self.etText = QLineEdit(self) self.etText.move(200,320) self.etText.setText('150') self.lbl10 = QLabel(self) self.lbl10.move(20, 350) self.lbl10.setText('Frames') self.lbl10.adjustSize() self.frText = QLineEdit(self) self.frText.move(200,350) self.frText.setText('1') self.lbl_line1 = QLabel(self) self.lbl_line1.move(20, 380) self.lbl_line1.setText('-----------------Source----------------------') self.lbl_line1.adjustSize() self.cb1 = QCheckBox('Star', self) self.cb1.move(20, 410) self.cb1.setChecked(True) self.cb2 = QCheckBox('Galaxy', self) self.cb2.move(20, 430) # self.cb2.setChecked(True) # self.cb2.toggle() self.cb1.stateChanged.connect(lambda:self.checkButSta(self.cb1.isChecked(),self.cb2)) self.cb2.stateChanged.connect(lambda:self.checkButSta(self.cb2.isChecked(),self.cb1)) self.lbl13 = QLabel(self) self.lbl13.move(30, 460) self.lbl13.setText('Sersic n') self.lbl13.adjustSize() self.gsnText = QLineEdit(self) # self.gsnText.setPlaceholderText('Sersic n') self.gsnText.move(90,456) self.gsnText.setText('0.5') self.lbl14 = QLabel(self) self.lbl14.move(200, 460) self.lbl14.setText('re(")') self.lbl14.adjustSize() self.greText = QLineEdit(self) # self.greText.setPlaceholderText('re') self.greText.move(230,456) self.greText.setText('0.1') self.lbl15 = QLabel(self) self.lbl15.move(30, 490) self.lbl15.setText('PA(deg)') self.lbl15.adjustSize() self.gpaText = QLineEdit(self) # self.gsnText.setPlaceholderText('Sersic n') self.gpaText.move(90,486) self.gpaText.setText('45') self.lbl16 = QLabel(self) self.lbl16.move(200, 490) self.lbl16.setText('q') self.lbl16.adjustSize() self.gqText = QLineEdit(self) # self.greText.setPlaceholderText('re') self.gqText.move(230,486) self.gqText.setText('0.1') self.lbl_line1 = QLabel(self) self.lbl_line1.move(20, 520) self.lbl_line1.setText('-----------------Output----------------------') self.lbl_line1.adjustSize() self.lbl11 = QLabel(self) self.lbl11.move(20, 550) self.lbl11.setText('output directory') self.btn = QPushButton("Output", self) self.btn.move(120, 550) self.btn.clicked.connect(self.showDialog2) # self.lbl12 = QLabel(self) # self.lbl12.move(220, 20) self.lbl_line1 = QLabel(self) self.lbl_line1.move(20, 580) self.lbl_line1.setText('----------------------------------------------') self.lbl_line1.adjustSize() self.simBt = QPushButton('Begin Sim', self) self.simBt.setCheckable(True) self.simBt.move(20, 610) self.simBt.clicked.connect(self.runDialog) self.groupBox = QtWidgets.QGroupBox(self) self.groupBox.setGeometry(QtCore.QRect(350, 50, 450, 600)) self.fig = Figure_Canvas() self.LineFigureLayout = QGridLayout(self.groupBox) self.LineFigureLayout.addWidget(self.fig) # self.lbl41 = QLabel(self) # self.lbl41.move(230, 110) # self.lbl41.setText('arcsec') # self.lbl41.adjustSize() self.setGeometry(300, 300, 800, 700) self.setWindowTitle('1-d spec generator') self.show() def onActivated(self, text): # self.lbl.setText(text) # self.lbl.adjustSize() a = text def showDialog1(self): fname = QFileDialog.getOpenFileName(self, 'Open file', '/home') if fname[0]: f = open(fname[0], 'r') with f: # data = f.read() self.lbl1.setText(fname[0]) self.lbl1.adjustSize() self.sedFn = fname[0] def showDialog2(self): outdir = QFileDialog.getExistingDirectory(self, 'Output', '/home') if outdir: self.btn.setText(outdir) self.btn.adjustSize() self.outDir = outdir # self.sedFn = fname[0] def checkButSta(self,state, btn): if state == True: btn.setChecked(False) else: btn.setChecked(True) def runDialog(self): sedFn = self.sedFn grating = self.gratingCombo.currentText() beam = self.beamCombo.currentText() dataDir = '../data/' config = Config(dataDir = dataDir) sedFn = dataDir + 'sed/sed_44575.txt' fwhm = float(self.psfText.text()) p_size = float(self.psText.text()) skybg = float(self.sbText.text()) dark = float(self.dkText.text()) readout = float(self.rdText.text()) t = float(self.etText.text()) expNum = int(self.frText.text()) psf = galsim.Gaussian(fwhm=fwhm) specG = SpecGenerator(sedFn = sedFn, grating = grating, beam = beam, aper = 2.0, xcenter = 2000,ycenter = 5000, p_size = p_size, psf = psf, skybg = skybg, dark = dark, readout = readout, t = t, expNum = expNum,config = config) if self.cb1.isChecked() == True: specTab, specImg, img, fluxRa=specG.generateSpec1dforStar() else: g_sn = float(self.gsnText.text()) g_re = float(self.greText.text()) g_pa = float(self.gpaText.text()) g_q = float(self.gqText.text()) specTab, specImg, img, fluxRa=specG.generateSpec1dforGal(s_n = g_sn, re = g_re, pa = g_pa,q_ell = g_q,limitfluxratio=0.9) spec_orig = np.loadtxt(sedFn) self.fig.add_line(specTab['WAVELENGTH'],specTab['FLUX']/fluxRa, spec_orig[:,0], spec_orig[:,1],specImg, grating) self.fig.draw() fits.writeto(self.outDir + "/specImg.fits",specImg,overwrite=True) fits.writeto(self.outDir + "/DImg.fits",img,overwrite=True) specTab.write(self.outDir + "/specTab.fits",overwrite=True) # def showDialog2(self): # fname = QFileDialog.getOpenFileName(self, 'Open file', '/home') # if fname[0]: # f = open(fname[0], 'r') # with f: # # data = f.read() # self.lbl2.setText(fname[0]) # self.lbl2.adjustSize() if __name__ == '__main__': app = QApplication(sys.argv) ex = Example() sys.exit(app.exec_()) Loading
README.pdf +127 KiB (326 KiB) File changed.No diff preview for this file type. View original file View changed file
SpecWindow/specWin.py 0 → 100644 +443 −0 Original line number Diff line number Diff line from multiprocessing.managers import BaseManager from posixpath import basename import sys from PyQt5.QtWidgets import QMainWindow, QTextEdit, QAction, QFileDialog, QApplication, QPushButton, QLineEdit, QLabel, QComboBox, QCheckBox, QGridLayout from PyQt5 import QtWidgets, QtCore from PyQt5.QtGui import QIcon from PyQt5.QtCore import Qt #class Example from SpecGen.SpecGenerator import SpecGenerator from SpecGen.Config import Config from astropy.io import fits from astropy.table import Table import galsim from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas from matplotlib.figure import Figure from matplotlib.lines import Line2D import matplotlib import numpy as np from pylab import * class Figure_Canvas(FigureCanvas): """ 创建画板类 """ def __init__(self, width=3.2, height=2.7): self.fig = Figure(figsize=(width, height), dpi=70) super(Figure_Canvas, self).__init__(self.fig) def add_line(self, x_data, y_data, x2_data, y2_data, specImg, grating): self.fig.clear() self.ax = self.fig.add_subplot(211) self.line = Line2D(x_data, y_data) self.ax.grid(True) self.ax.set_title('1-d Spec') self.ax.set_xlabel('Wavelength($\AA$)') self.ax.set_ylabel('F$\lambda$(erg/s/cm$^2$/$\AA$)') self.line.set_color('blue') # ------------------------------------------------------# self.ax.add_line(self.line) self.line2 = Line2D(x2_data, y2_data) self.ax.add_line(self.line2) self.line2.set_color('red') self.ax.legend([self.line, self.line2], ['Sim Spec', 'Orig Spec']) if grating == 'GU': self.ax.set_xlim(2400, 4200) elif grating == 'GV': self.ax.set_xlim(3800, 6400) elif grating == 'GI': self.ax.set_xlim(6000, 10200) # self.ax.set_xlim(np.min(x_data), np.max(x_data)) self.ax.set_ylim(np.min([np.min(y_data),np.min(y2_data)]), np.max([np.max(y_data), np.max(y2_data)])) self.ax1 = self.fig.add_subplot(212) import matplotlib.colors as colors self.ax1.imshow(specImg, norm = colors.LogNorm()) self.ax1.set_title('Sim Slitless Spec Img') class Example(QMainWindow): def __init__(self): super().__init__() self.InitUI() def InitUI(self): # self.textEdit = QTextEdit() # self.setCentralWidget(self.textEdit) # self.statusBar() # openFile = QAction(QIcon('open.png'), 'Open', self) # openFile.setShortcut('Ctrl+O') # openFile.setStatusTip('Open new File') # openFile.triggered.connect(self.showDialog) # menubar = self.menuBar() # fileMenu = menubar.addMenu('&File') # fileMenu.addAction(openFile) # self.lbl0 = QLabel(self) self.lbl0.move(20, 20) self.lbl0.setText('Input spec file') self.btn = QPushButton("spec file", self) self.btn.move(120, 20) self.btn.clicked.connect(self.showDialog1) # self.textEdit1 = QTextEdit() # self.setCentralWidget(self.textEdit1) # self.textEdit1.move(20,50) self.lbl1 = QLabel(self) self.lbl1.move(220, 20) # self.btn = QPushButton("config file", self) # self.btn.move(20, 50) # self.btn.clicked.connect(self.showDialog2) self.lbl2 = QLabel(self) self.lbl2.setText('Grating') self.lbl2.move(20, 50) # self.lbl = QLabel("Ubuntu", self) self.gratingCombo = QComboBox(self) self.gratingCombo.addItem("GI") self.gratingCombo.addItem("GV") self.gratingCombo.addItem("GU") self.gratingCombo.move(120,50) self.gratingCombo.activated[str].connect(self.onActivated) self.lbl2 = QLabel(self) self.lbl2.move(150, 50) self.lbl3 = QLabel(self) self.lbl3.move(20, 80) self.lbl3.setText('Beam Order') self.lbl3.adjustSize() self.beamCombo = QComboBox(self) self.beamCombo.addItem("A") self.beamCombo.addItem("B") self.beamCombo.addItem("C") self.beamCombo.addItem("D") self.beamCombo.addItem("E") self.beamCombo.move(120,80) self.beamCombo.activated[str].connect(self.onActivated) self.lbl_line = QLabel(self) self.lbl_line.move(20, 110) self.lbl_line.setText('--------------CCD Information--------------') self.lbl_line.adjustSize() self.lbl4 = QLabel(self) self.lbl4.move(20, 140) self.lbl4.setText('PSF(FWHM,")') self.lbl4.adjustSize() self.psfText = QLineEdit(self) self.psfText.move(150,140) self.psfText.setText('0.39') # self.lbl41 = QLabel(self) # self.lbl41.move(230, 140) # self.lbl41.setText('arcsec') # self.lbl41.adjustSize() self.lbl5 = QLabel(self) self.lbl5.move(20, 170) self.lbl5.setText('Readout(e-/pixel)') self.lbl5.adjustSize() self.rdText = QLineEdit(self) self.rdText.move(150,170) self.rdText.setText('5.0') self.lbl6 = QLabel(self) self.lbl6.move(20, 200) self.lbl6.setText('Dark(e-/s/pixel)') self.lbl6.adjustSize() self.dkText = QLineEdit(self) self.dkText.move(150,200) self.dkText.setText('0.02') self.lbl7 = QLabel(self) self.lbl7.move(20, 230) self.lbl7.setText('Pixel size("/pixel)') self.lbl7.adjustSize() self.psText = QLineEdit(self) self.psText.move(150,230) self.psText.setText('0.074') self.lbl_line1 = QLabel(self) self.lbl_line1.move(20, 260) self.lbl_line1.setText('--------------Other Information--------------') self.lbl_line1.adjustSize() self.lbl8 = QLabel(self) self.lbl8.move(20, 290) self.lbl8.setText('Sky background(e-/s/pixel)') self.lbl8.adjustSize() self.sbText = QLineEdit(self) self.sbText.move(200,290) self.sbText.setText('0.3') self.lbl9 = QLabel(self) self.lbl9.move(20, 320) self.lbl9.setText('Exposure Time(s/frame)') self.lbl9.adjustSize() self.etText = QLineEdit(self) self.etText.move(200,320) self.etText.setText('150') self.lbl10 = QLabel(self) self.lbl10.move(20, 350) self.lbl10.setText('Frames') self.lbl10.adjustSize() self.frText = QLineEdit(self) self.frText.move(200,350) self.frText.setText('1') self.lbl_line1 = QLabel(self) self.lbl_line1.move(20, 380) self.lbl_line1.setText('-----------------Source----------------------') self.lbl_line1.adjustSize() self.cb1 = QCheckBox('Star', self) self.cb1.move(20, 410) self.cb1.setChecked(True) self.cb2 = QCheckBox('Galaxy', self) self.cb2.move(20, 430) # self.cb2.setChecked(True) # self.cb2.toggle() self.cb1.stateChanged.connect(lambda:self.checkButSta(self.cb1.isChecked(),self.cb2)) self.cb2.stateChanged.connect(lambda:self.checkButSta(self.cb2.isChecked(),self.cb1)) self.lbl13 = QLabel(self) self.lbl13.move(30, 460) self.lbl13.setText('Sersic n') self.lbl13.adjustSize() self.gsnText = QLineEdit(self) # self.gsnText.setPlaceholderText('Sersic n') self.gsnText.move(90,456) self.gsnText.setText('0.5') self.lbl14 = QLabel(self) self.lbl14.move(200, 460) self.lbl14.setText('re(")') self.lbl14.adjustSize() self.greText = QLineEdit(self) # self.greText.setPlaceholderText('re') self.greText.move(230,456) self.greText.setText('0.1') self.lbl15 = QLabel(self) self.lbl15.move(30, 490) self.lbl15.setText('PA(deg)') self.lbl15.adjustSize() self.gpaText = QLineEdit(self) # self.gsnText.setPlaceholderText('Sersic n') self.gpaText.move(90,486) self.gpaText.setText('45') self.lbl16 = QLabel(self) self.lbl16.move(200, 490) self.lbl16.setText('q') self.lbl16.adjustSize() self.gqText = QLineEdit(self) # self.greText.setPlaceholderText('re') self.gqText.move(230,486) self.gqText.setText('0.1') self.lbl_line1 = QLabel(self) self.lbl_line1.move(20, 520) self.lbl_line1.setText('-----------------Output----------------------') self.lbl_line1.adjustSize() self.lbl11 = QLabel(self) self.lbl11.move(20, 550) self.lbl11.setText('output directory') self.btn = QPushButton("Output", self) self.btn.move(120, 550) self.btn.clicked.connect(self.showDialog2) # self.lbl12 = QLabel(self) # self.lbl12.move(220, 20) self.lbl_line1 = QLabel(self) self.lbl_line1.move(20, 580) self.lbl_line1.setText('----------------------------------------------') self.lbl_line1.adjustSize() self.simBt = QPushButton('Begin Sim', self) self.simBt.setCheckable(True) self.simBt.move(20, 610) self.simBt.clicked.connect(self.runDialog) self.groupBox = QtWidgets.QGroupBox(self) self.groupBox.setGeometry(QtCore.QRect(350, 50, 450, 600)) self.fig = Figure_Canvas() self.LineFigureLayout = QGridLayout(self.groupBox) self.LineFigureLayout.addWidget(self.fig) # self.lbl41 = QLabel(self) # self.lbl41.move(230, 110) # self.lbl41.setText('arcsec') # self.lbl41.adjustSize() self.setGeometry(300, 300, 800, 700) self.setWindowTitle('1-d spec generator') self.show() def onActivated(self, text): # self.lbl.setText(text) # self.lbl.adjustSize() a = text def showDialog1(self): fname = QFileDialog.getOpenFileName(self, 'Open file', '/home') if fname[0]: f = open(fname[0], 'r') with f: # data = f.read() self.lbl1.setText(fname[0]) self.lbl1.adjustSize() self.sedFn = fname[0] def showDialog2(self): outdir = QFileDialog.getExistingDirectory(self, 'Output', '/home') if outdir: self.btn.setText(outdir) self.btn.adjustSize() self.outDir = outdir # self.sedFn = fname[0] def checkButSta(self,state, btn): if state == True: btn.setChecked(False) else: btn.setChecked(True) def runDialog(self): sedFn = self.sedFn grating = self.gratingCombo.currentText() beam = self.beamCombo.currentText() dataDir = '../data/' config = Config(dataDir = dataDir) sedFn = dataDir + 'sed/sed_44575.txt' fwhm = float(self.psfText.text()) p_size = float(self.psText.text()) skybg = float(self.sbText.text()) dark = float(self.dkText.text()) readout = float(self.rdText.text()) t = float(self.etText.text()) expNum = int(self.frText.text()) psf = galsim.Gaussian(fwhm=fwhm) specG = SpecGenerator(sedFn = sedFn, grating = grating, beam = beam, aper = 2.0, xcenter = 2000,ycenter = 5000, p_size = p_size, psf = psf, skybg = skybg, dark = dark, readout = readout, t = t, expNum = expNum,config = config) if self.cb1.isChecked() == True: specTab, specImg, img, fluxRa=specG.generateSpec1dforStar() else: g_sn = float(self.gsnText.text()) g_re = float(self.greText.text()) g_pa = float(self.gpaText.text()) g_q = float(self.gqText.text()) specTab, specImg, img, fluxRa=specG.generateSpec1dforGal(s_n = g_sn, re = g_re, pa = g_pa,q_ell = g_q,limitfluxratio=0.9) spec_orig = np.loadtxt(sedFn) self.fig.add_line(specTab['WAVELENGTH'],specTab['FLUX']/fluxRa, spec_orig[:,0], spec_orig[:,1],specImg, grating) self.fig.draw() fits.writeto(self.outDir + "/specImg.fits",specImg,overwrite=True) fits.writeto(self.outDir + "/DImg.fits",img,overwrite=True) specTab.write(self.outDir + "/specTab.fits",overwrite=True) # def showDialog2(self): # fname = QFileDialog.getOpenFileName(self, 'Open file', '/home') # if fname[0]: # f = open(fname[0], 'r') # with f: # # data = f.read() # self.lbl2.setText(fname[0]) # self.lbl2.adjustSize() if __name__ == '__main__': app = QApplication(sys.argv) ex = Example() sys.exit(app.exec_())
